Ask if there is any information about how the day comes.

In fact, Valentine's Day and white day originated in Rome in the 3rd century. /kloc-in February of 0/4, the Roman emperor saved a pair of lovers who were sentenced to death for violating the prohibition of love and marriage. The Roman emperor established Valentine's Day to commemorate this day. A month later, in March of 14, the rescued lovers vowed that their relationship would last until death, so they were named White Day to commemorate this day. This festival originated in Europe and later spread to other parts of the world.